Finding the Fourth Proportional to 105,846.83, 146,070.29 and 58,104.53

Step by Step Solution

1. Step 1: Write the proportion equation
   105,846.83 : 146,070.29 = 58,104.53 : x
2. Step 2: Convert to fraction form
   105,846.83/146,070.29 = 58,104.53/x
3. Step 3: Cross multiply
   105,846.83x = 146,070.29 × 58,104.53
4. Step 4: Simplify right side
   105,846.83x = 8,487,345,547.41
5. Step 5: Solve for x
   x = 8,487,345,547.41/105,846.83
6. Step 6: Final answer
   x = 80,185.17